Base | Representation |
---|---|
bin | 11100011101010010… |
… | …111011100011001100 |
3 | 2220212112000111021001 |
4 | 130131102323203030 |
5 | 1000034401212334 |
6 | 22012022550044 |
7 | 2131133014366 |
oct | 343522734314 |
9 | 86775014231 |
10 | 30556272844 |
11 | 11a60246059 |
12 | 5b09298324 |
13 | 2b5c6c0826 |
14 | 169c28bd36 |
15 | bdc8aa714 |
hex | 71d4bb8cc |
30556272844 has 24 divisors (see below), whose sum is σ = 54939139920. Its totient is φ = 14859683136.
The previous prime is 30556272841. The next prime is 30556272883. The reversal of 30556272844 is 44827265503.
It is a junction number, because it is equal to n+sod(n) for n = 30556272794 and 30556272803.
It is not an unprimeable number, because it can be changed into a prime (30556272841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375759 + ... + 449785.
It is an arithmetic number, because the mean of its divisors is an integer number (2289130830).
Almost surely, 230556272844 is an apocalyptic number.
It is an amenable number.
30556272844 is a deficient number, since it is larger than the sum of its proper divisors (24382867076).
30556272844 is a wasteful number, since it uses less digits than its factorization.
30556272844 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76857 (or 76855 counting only the distinct ones).
The product of its (nonzero) digits is 1612800, while the sum is 46.
The spelling of 30556272844 in words is "thirty billion, five hundred fifty-six million, two hundred seventy-two thousand, eight hundred forty-four".
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